Pith Number

pith:FCZ3X4KM

pith:2017:FCZ3X4KMNO6BP4QB6GIEW53NV3

not attested not anchored not stored refs pending

Hexapartite entanglement in an above-threshold Optical Parametric Oscillator

A. S. Coelho, A. S. Villar, F. A. S. Barbosa, L. F. Mu\~noz Mart\'inez, L. Ortiz-Guti\'errez, M. Martinelli, P. Nussenzveig

arxiv:1712.01756 v3 · 2017-12-05 · quant-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FCZ3X4KMNO6BP4QB6GIEW53NV3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:07:37.570707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28b3bbf14c6bbc17f201f1904b776daef4d03ff14e6791651165cc8d923971a9

Aliases

arxiv: 1712.01756 · arxiv_version: 1712.01756v3 · doi: 10.48550/arxiv.1712.01756 · pith_short_12: FCZ3X4KMNO6B · pith_short_16: FCZ3X4KMNO6BP4QB · pith_short_8: FCZ3X4KM

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FCZ3X4KMNO6BP4QB6GIEW53NV3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 28b3bbf14c6bbc17f201f1904b776daef4d03ff14e6791651165cc8d923971a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bceb2460f00af9853d132d81cded60bf723ed13f3b1e92c58c9332333c60bd00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-12-05T16:56:26Z",
    "title_canon_sha256": "7d141cf3e642b2a396a8cd88631bf082f260065c37ebcbae21cec9b5d0a680f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01756",
    "kind": "arxiv",
    "version": 3
  }
}